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R Statistical Application Development by Example Beginner's Guide by Prabhanjan Narayanachar Tattar

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Bagging

Bagging is an abbreviation for bootstrap aggregation. The important underlying concept here is the bootstrap, which was invented by the eminent scientist Bradley Efron. We will first digress here a bit from the CART technique and consider a very brief illustration of the bootstrap technique.

The bootstrap

Consider a random sample, The bootstrap, of size n from The bootstrap. Let The bootstrap be an estimator of . To begin with, we first draw a random sample of size n from with replacement; ...

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